#10343A#10343A

#10343A is a dark, muted teal. Relative luminance 0.029; OKLCH L 30.2% C 0.042 H 210.3°. Best body text is #FFFFFF at 13.34:1 contrast (WCAG AA passes).

Color values

HEX	#10343A
RGB	rgb(16, 52, 58)
HSL	hsl(189, 57%, 15%)
HSV	hsv(189, 72%, 23%)
CMYK	cmyk(72.4%, 10.3%, 0%, 77.3%)
CIE-LAB	lab(19.52, -10.50, -7.60)
CIE-LCH	lch(19.52, 12.96, 215.87°)
OKLab	oklab(30.21% -0.0361 -0.0211)
OKLCH	oklch(30.21% 0.042 210.3)
XYZ	xyz(2.2051, 2.8714, 4.4402)
Luminance	0.0287 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10343A #3A1610

analogous

#103A2B #10343A #101F3A

triadic

#10343A #3A1034 #343A10

tetradic

#10343A #2B103A #3A1610 #1F3A10

square

#10343A #2B103A #3A1610 #1F3A10

split-complementary

#10343A #3A101F #3A2B10

monochromatic

#071618 #071618 #10343A #1D5F6A #2A8A9A

Accessibility & contrast

On white

13.34

#10343A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#10343A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10343A

13.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10343A	#FFFFFF	#000000	##FFFFFF
##10343A	1.00	13.34	1.57	13.34
#FFFFFF	13.34	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F323A

Deuteranopia (green-blind)

#292D3A

Tritanopia (blue-blind)

#003736

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #10343a;
/* rgb */ color: rgb(16, 52, 58);
/* oklch */ color: oklch(30.2% 0.042 210.3);

Tailwind

colors: {
  custom: {
    50: '#546b70',
    500: '#10343a',
    950: '#000000',
  },
}

SCSS

$custom: #10343a;
$custom-light: #546b70;
$custom-dark: #000000;

JSON

{
  "hex": "#10343a",
  "rgb": {
    "r": 16,
    "g": 52,
    "b": 58
  },
  "hsl": {
    "h": 188.571,
    "s": 56.757,
    "l": 14.51
  },
  "oklch": {
    "l": 0.30213,
    "c": 0.04182,
    "h": 210.3
  },
  "luminance": 0.02872
}

Semantic roles & 50–950 ramp

primary

#10343A

secondary

#743B32

accent

#5E48E0

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030607

muted

#787A7A

Preview Lab

Preview with #10343A

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →